These entries are queried from radb.net using whois, you can try my project getting these.
:AS58742 route: 103.15.75.0/24 descr: proxy reg for ICONZ by Telecom NZ origin: AS58742 mnt-by: MAINT-AS4648 changed: AS4648 [at] netgate.net.nz 20121202 #01:16:10Z source: RADB last-modified: 2023-11-13T15:44:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source